package net.minecraft.client.model;

import net.minecraft.entity.Entity;
import net.minecraft.util.MathHelper;

public class ModelSilverfish extends ModelBase {
	/** The body parts of the silverfish's model. */
	private ModelRenderer[] silverfishBodyParts = new ModelRenderer[7];

	/** The wings (dust-looking sprites) on the silverfish's model. */
	private ModelRenderer[] silverfishWings;
	private float[] field_78170_c = new float[7];

	/** The widths, heights, and lengths for the silverfish model boxes. */
	private static final int[][] silverfishBoxLength = new int[][] { { 3, 2, 2 }, { 4, 3, 2 }, { 6, 4, 3 }, { 3, 3, 3 },
			{ 2, 2, 3 }, { 2, 1, 2 }, { 1, 1, 2 } };

	/** The texture positions for the silverfish's model's boxes. */
	private static final int[][] silverfishTexturePositions = new int[][] { { 0, 0 }, { 0, 4 }, { 0, 9 }, { 0, 16 },
			{ 0, 22 }, { 11, 0 }, { 13, 4 } };

	public ModelSilverfish() {
		float f = -3.5F;

		for (int i = 0; i < this.silverfishBodyParts.length; ++i) {
			this.silverfishBodyParts[i] = new ModelRenderer(this, silverfishTexturePositions[i][0],
					silverfishTexturePositions[i][1]);
			this.silverfishBodyParts[i].addBox((float) silverfishBoxLength[i][0] * -0.5F, 0.0F,
					(float) silverfishBoxLength[i][2] * -0.5F, silverfishBoxLength[i][0], silverfishBoxLength[i][1],
					silverfishBoxLength[i][2]);
			this.silverfishBodyParts[i].setRotationPoint(0.0F, (float) (24 - silverfishBoxLength[i][1]), f);
			this.field_78170_c[i] = f;

			if (i < this.silverfishBodyParts.length - 1) {
				f += (float) (silverfishBoxLength[i][2] + silverfishBoxLength[i + 1][2]) * 0.5F;
			}
		}

		this.silverfishWings = new ModelRenderer[3];
		this.silverfishWings[0] = new ModelRenderer(this, 20, 0);
		this.silverfishWings[0].addBox(-5.0F, 0.0F, (float) silverfishBoxLength[2][2] * -0.5F, 10, 8,
				silverfishBoxLength[2][2]);
		this.silverfishWings[0].setRotationPoint(0.0F, 16.0F, this.field_78170_c[2]);
		this.silverfishWings[1] = new ModelRenderer(this, 20, 11);
		this.silverfishWings[1].addBox(-3.0F, 0.0F, (float) silverfishBoxLength[4][2] * -0.5F, 6, 4,
				silverfishBoxLength[4][2]);
		this.silverfishWings[1].setRotationPoint(0.0F, 20.0F, this.field_78170_c[4]);
		this.silverfishWings[2] = new ModelRenderer(this, 20, 18);
		this.silverfishWings[2].addBox(-3.0F, 0.0F, (float) silverfishBoxLength[4][2] * -0.5F, 6, 5,
				silverfishBoxLength[1][2]);
		this.silverfishWings[2].setRotationPoint(0.0F, 19.0F, this.field_78170_c[1]);
	}

	/**
	 * Sets the models various rotation angles then renders the model.
	 */
	public void render(Entity entityIn, float p_78088_2_, float p_78088_3_, float p_78088_4_, float p_78088_5_,
			float p_78088_6_, float scale) {
		this.setRotationAngles(p_78088_2_, p_78088_3_, p_78088_4_, p_78088_5_, p_78088_6_, scale, entityIn);

		for (int i = 0; i < this.silverfishBodyParts.length; ++i) {
			this.silverfishBodyParts[i].render(scale);
		}

		for (int j = 0; j < this.silverfishWings.length; ++j) {
			this.silverfishWings[j].render(scale);
		}
	}

	/**
	 * Sets the model's various rotation angles. For bipeds, par1 and par2 are used
	 * for animating the movement of arms and legs, where par1 represents the
	 * time(so that arms and legs swing back and forth) and par2 represents how
	 * "far" arms and legs can swing at most.
	 */
	public void setRotationAngles(float p_78087_1_, float p_78087_2_, float p_78087_3_, float p_78087_4_,
			float p_78087_5_, float p_78087_6_, Entity entityIn) {
		for (int i = 0; i < this.silverfishBodyParts.length; ++i) {
			this.silverfishBodyParts[i].rotateAngleY = MathHelper
					.cos(p_78087_3_ * 0.9F + (float) i * 0.15F * (float) Math.PI) * (float) Math.PI * 0.05F
					* (float) (1 + Math.abs(i - 2));
			this.silverfishBodyParts[i].rotationPointX = MathHelper
					.sin(p_78087_3_ * 0.9F + (float) i * 0.15F * (float) Math.PI) * (float) Math.PI * 0.2F
					* (float) Math.abs(i - 2);
		}

		this.silverfishWings[0].rotateAngleY = this.silverfishBodyParts[2].rotateAngleY;
		this.silverfishWings[1].rotateAngleY = this.silverfishBodyParts[4].rotateAngleY;
		this.silverfishWings[1].rotationPointX = this.silverfishBodyParts[4].rotationPointX;
		this.silverfishWings[2].rotateAngleY = this.silverfishBodyParts[1].rotateAngleY;
		this.silverfishWings[2].rotationPointX = this.silverfishBodyParts[1].rotationPointX;
	}
}
